Principles of Inheritance and Variation Question 10

10. The genotypes of a husband and wife are IAIB and IAi.
Among the blood types of their children, how many different genotypes and phenotypes are possible?

(a) 3 genotypes; 4 phenotypes

(b) 4 genotypes; 3 phenotypes

(c) 4 genotypes; 4 phenotypes

(d) 3 genotypes; 3 phenotypes

Show Answer

Answer : b

Hints & Solution

(b)

Number of genotypes =4 Number of phenotypes =3 IAIA and IAi=A IAIB=AB IBi=B



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